limits-and-max-values.md

copyright	lastupdated
years 2018	2018-05-03

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Limits and Maximum Values

Is there a maximum value for Time To Live? A minimum?

The maximum value for Time To Live is 2,147,483,647 seconds, which equates to roughly 68 years! The minimum value is 30 seconds.

Is there a limit on the number of Origin and TTL entries?

Yes, the combined limit is 75 entries per CDN.

Is there a limit on the number of CDNs I can have?

Yes, you can have a limit of 10 CDNs per account.

Is there a limit on the number of Purge requests that can be active at once?

Yes. There can only be 5 active purge requests at a time.

What is the largest file size that can be delivered via Akamai CDN?

Attempts to retrieve or deliver files larger than 1.8GB will receive a 403 Access Forbidden response for the default performance configuration. If Large File Optimization is enabled, file downloads up to 320GB are possible.